MC4 Photovoltaic Accessories Solar Connector IP68 For Solar Panel Systems 1000V/1500V DC
The MC4 Solar Connector is a specialized DC connector designed for photovoltaic power generation systems. It provides a secure and stable connection between solar panels, PV cables, combiner boxes, and inverters. Featuring excellent waterproof performance, low contact resistance, and long-term UV resistance, the connector ensures efficient power transmission in outdoor environments.
Suitable for both residential rooftop installations and large-scale solar farms, the connector supports fast assembly and reliable operation throughout the service life of the photovoltaic system.
Key Features
IP68 Waterproof Protection
The connector adopts a high-performance sealing structure that effectively prevents water, dust, and moisture from entering the connection point.
Low Contact Resistance
The tinned copper contact terminals ensure efficient current transmission and minimize power loss within the PV system.
UV and Weather Resistance
The housing is manufactured from premium PPO material with outstanding resistance to ultraviolet radiation, aging, and environmental stress.
Secure Locking Mechanism
The snap-lock design provides a reliable connection that prevents accidental disconnection caused by vibration or movement.
Product Structure
The connector assembly consists of:
- Male Connector
- Female Connector
- Tinned Copper Contact Pin
- Waterproof Sealing Ring
- Insulating Housing
- Locking Clip
- Cable Gland Nut
Technical Specifications
| Item | Specification |
| Product Name | MC4 Solar Connector |
| Rated Voltage | 1000V DC / 1500V DC |
| Rated Current | 30A / 50A |
| Protection Grade | IP68 |
| Contact Material | Tinned Copper |
| Housing Material | PPO |
| Flame Retardant Rating | UL94-V0 |
| Contact Resistance | ≤0.5mΩ |
| Operating Temperature | -40°C to +90°C |
| Connection Method | Crimp Type |
| Cable Size | 2.5mm² / 4mm² / 6mm² |
| Standard | IEC 62852 |
| Certification | TUV, CE, RoHS |
Typical Applications
Residential Rooftop Solar Systems
Used to connect solar modules and PV cables in home solar energy systems.
Commercial Solar Projects
Suitable for commercial buildings, factories, warehouses, and distributed photovoltaic installations.
Utility-Scale Solar Farms
Provides safe and reliable DC connections for large photovoltaic power plants.
Off-Grid Solar Systems
Ideal for:
- Solar street lights
- RV solar systems
- Energy storage projects
- Remote power stations
- Mobile solar applications
FAQ
Q1: What cable sizes can be used with this connector?
The standard versions support 2.5mm², 4mm², and 6mm² photovoltaic cables.
Q2: Is it suitable for outdoor environments?
Yes. The IP68 waterproof design allows long-term outdoor operation under rain, sunlight, and dust exposure.
Q3: Can it be used in 1500V solar systems?
Yes. We offer models designed specifically for both 1000V DC and 1500V DC photovoltaic systems.
Q4: How long can the connector last?
When properly installed, the expected service life can exceed 25 years, matching the lifespan of most solar modules.
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